244142720

素因数分解:

$2^7\times 5^1\times {\mathrm{433}}^1\times {\mathrm{881}}^1$

素因数の和:1333

約数の個数: 64

約数和(自身を含む): 585665640

約数和(自身を除く): 341522920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 433, 640, 866, 881, 1732, 1762, 2165, 3464, 3524, 4330, 4405, 6928, 7048, 8660, 8810, 13856, 14096, 17320, 17620, 27712, 28192, 34640, 35240, 55424, 56384, 69280, 70480, 112768, 138560, 140960, 277120, 281920, 381473, 563840, 762946, 1525892, 1907365, 3051784, 3814730, 6103568, 7629460, 12207136, 15258920, 24414272, 30517840, 48828544, 61035680, 122071360, 244142720]

約数ペア:

[(1, 244142720), (2, 122071360), (4, 61035680), (5, 48828544), (8, 30517840), (10, 24414272), (16, 15258920), (20, 12207136), (32, 7629460), (40, 6103568), (64, 3814730), (80, 3051784), (128, 1907365), (160, 1525892), (320, 762946), (433, 563840), (640, 381473), (866, 281920), (881, 277120), (1732, 140960), (1762, 138560), (2165, 112768), (3464, 70480), (3524, 69280), (4330, 56384), (4405, 55424), (6928, 35240), (7048, 34640), (8660, 28192), (8810, 27712), (13856, 17620), (14096, 17320)]